The Contactum Residual Current Device B4003/2 is a 2 Pole 40A product designed to detect earth faults up to 40 amps in electrical circuits. Manufactured by the trusted brand Contactum, this device provides reliable protection against earth faults, ensuring the safety of electrical systems. With a maximum amperage of 40A, this residual current device offers peace of mind for commercial and industrial settings that require a high level of electrical protection.
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